An explosive mixture of charchoal, saltpepper and sulfur in a ratio of 75:15:10. This is used for fireworks, rocketry, and bullet propellant. Gunpowder was invented by Chinese alchemists in the 9th century AD.
Gun powder is used in fire arms.
by werwertwgg432 January 17, 2005
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Slang for powder heroin (vs. chunk or tar)
Matias: The bros and I are gonna get some gunpowder this weekend.

Cassandra: Oh, you're getting a gun?

Matias: Hell no! I don't believe in violence. I just can't afford oxys anymore.
by Cassandra Q October 19, 2011
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An old British Royal Navy toast when women are not present. Refers to two things that are indispensible to maritime warriors.
Gentlemen, raise your glasses. To Cunt and Gunpowder. A sailor's two best friends.
by RFN October 19, 2008
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a horrifying sex act involving a lighter, pubic hair, spit and a butt
A: "So, how was your date?"

B:"She made me a gunpowder milkshake."

A:"Whoa, that sounds amazing!"

B:"It's really not."
by induna_crewneck March 16, 2021
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1) A high-caffine type of tea
2) The name of a punk band, consisting of Billie Joe Armstrong from Green Day, started in California.
1) My favourite tea is Pinhead Gunpowder, not Earl Grey.
2) My favourite band is Pinhead Gunpowder.
by LydiaR December 17, 2006
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Cocaine, yayo, coke, nose candy.
As in, "I was up all night on god's gunpowder before I jumped onto Tinder at 3 am."
by TdDub September 2, 2015
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A Scottish game in which participants attempt to convince others that something was invented and named after a man named Ian.
Person A: "Did you know that the number zero was invented by the Canadian mathematician Dr Ian Zero?"

Person B: Really?!?

Person A: "No you bawheed, I'm playing Ian Gunpowder"
by sheep1989 November 25, 2016
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